On 2/28/2012 5:12 PM, Prasad, Ramit wrote:
Craig Yoshioka wrote:
I see that there was previously a PEP to allow the with statement to skip the
enclosing block... this was shot down, and I'm trying to think of the most
elegant alternative. [..]
I would have really liked:
with cachingcontext(x):
# create cached resources here
# return cached resources
Is this a common pattern? I thought the point of the context manager
was to remove create and close the resources (like with file opening).
Exactly. It is Python's version of RAII
https://en.wikipedia.org/wiki/Resource_Acquisition_Is_Initialization
Seems slightly odd to use just for creation...
I do not see the point either.
--
Terry Jan Reedy
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